#include<stdio.h>
int main()
{
    //字符类型
    char ch ='a';
    //整形
    int age =18;
    //短整型
    short num =18;
    //长整型
    long a= 12;
    //长长整型
    long long b=19.4;
    //浮点型(单精度)
    float c=1;
    //浮点型(双精度)
    double d=2.198757;



//输出bd
    printf("%d\n ccccccccccccccccccccccccccccccccccdf%f\n",b,d);

/*输出184284
*/
    printf("%d",sizeof(char));//计算字符类型的空间(字节)
    printf("%d",sizeof(long long));
    printf("%d",sizeof(long));
    printf("%d",sizeof(short));
    printf("%d",sizeof(double));
    printf("%d",sizeof(float));
    


    return 0;
}